<template>
  <div>
    <div id="slider" class="mui-slider">
      <div
        id="sliderSegmentedControl"
        class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted"
      >
        <div class="mui-scroll">
          <a :class="['mui-control-item',item.id==0?'mui-active':'']" v-for="item in cates" :key="item.id" @click="getPhotoListByCateId(item.id)">
            {{item.title}}  
          </a>
        </div>
      </div>
    </div>
    <ul class="photo-list">
      <router-link v-for="(item,index) in lists" :key="index" :to="'/home/photoinfo/'+item.id" tag="li">
        <img v-lazy="item.img_url">
        <div class="info">
          <h1 class="info-title">{{item.title}}</h1>
          <div class="info-body">{{item.zhaiyao}}</div>
        </div>
      </router-link>
    </ul>
  </div>
</template>

<script>
import mui from "../../lib/mui/js/mui.min.js";

export default {
  data() {
    return {
      cates: [],
      lists: []
    };
  },
  created: function(){
    this.getCategory()
    this.getPhotoListByCateId(0)
  },
  mounted: function() {
      
    mui(".mui-scroll-wrapper").scroll({
      deceleration: 0.0005 //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
    });
    /* if(location.href.indexOf("#reloaded")==-1){
        location.href=location.href+"#reloaded";
        location.reload();
    } */
    //解决mui需要刷新一次页面才能生效的问题
  },
  methods: {
    getCategory() {
      this.$http.get("output/photolist/category/index.php").then(result => {
        this.cates=result.body
      })
    },
    getPhotoListByCateId(id){
      this.$http.get("output/photolist/photo/index.php?id="+id).then(result => {
        this.lists=result.body
      })
    }
  }
};
</script>

<style lang="scss" scoped>
* {
  touch-action: pan-y;
}

.photo-list{
  list-style: none;
  margin: 0;
  padding: 10px;
  padding-bottom: 0;
  li{
    background-color: #ccc;
    text-align: center;
    margin-bottom: 10px;
    box-shadow: 0 0 9px #999;
    position: relative;
    img{
      width: 100%;
      vertical-align: middle;
    }
    img[lazy=loading]{
      width: 40px;
      height: 300px;
      margin: auto;
    }
    .info{
      color: white;
      text-align: left;
      position: absolute;
      bottom: 0;
      width: 100%;
      max-height: 84px;
      background-color: rgba(0, 0, 0, 0.4);
      .info-title{
        font-size: 14px;
      }
      .info-body{
        font-size: 13px;
      }
    }
  }
}


</style>
